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Answer» Various methods are being practised for soil management : - Afforestation” Reforestation in old areas and afforestation in new areas are required to hold the soil. Surface run-off can be checked. Advance of deserts can be checked by planting trees along the margins of deserts.
- Controlled grazing” This number of animals to be grazed on slopes should be according to the carrying capacity of the pastures. It gives time for the grass to grow again.
- Terraced agriculture” Terraced cultivation on slopes should be practised to check the flow to rain water.
- Contour ploughing” Contour ploughing, terracing and bunding is done to check soil erosion on slopes. Ploughing is done at right angles to the slopes.
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